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ISO 21809-4:2009

Petroleum and natural gas industries — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 4: Polyethylene coatings (2-layer PE)

Standard Details

ISO 21809-4:2009 specifies the requirements for qualification, application, inspection, testing, handling and storage of materials for plant application of two-layer polyethylene coatings (2-layer PE) applied externally for the corrosion protection of bare steel pipe for use in pipeline transportation systems for the petroleum and natural gas industries as defined in ISO 13623.

General Information

Status : Published
Standard Type: Main
Document No: ISO 21809-4:2009
Document Year: 2009
Pages: 34
Edition: 1
  • ICS:
  • 75.200 Petroleum products and natural gas handling equipment

Life Cycle

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ISO 21809-4:2009
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